1.Batman was created by artist Bob Kane and writer Bill Finger. He first appeared as “the Bat-Man,” in Detective Comics #27 in May 1939.
Source: Batman/DC Comics, Image: YouTube
2.Ironically, Bill Finger wasn’t credited for anything Batman related until recently, yet he’s responsible for the original ideas of Batman’s persona, costume, Gotham, and most of the story’s characters.
Source: Batman/DC Comics, Image: bleedingcool.com
3.Originally Batman was based in New York and only later the writers decided to move him to Gotham.
Source: Batman/DC Comics, Image: Wikipedia
4.It’s not just Gotham that exists in real life—Batman does too, as a city in Turkey. While one would expect that the city would happily embrace the connection to one of the world’s most famous superheroes, the mayor of Batman, Huseyin Kalkan, tried to sue Warner Bros. and Christopher Nolan for using the name without permission after the release of The Dark Knight, which grossed over $1 billion worldwide.
Source: Batman/DC Comics, Image: flickr.com, Photo by Senol Demir
5.Arkham Asylum was based on the sanitarium in the fictional city of Arkham, Massachusetts, in H.P. Lovercraft’s stories, which was in turn based on Danvers State Hospital, a mental asylum in Massachusetts.